This application requires an Internet connection to run for the first time.
+Press the button below to try reloading:
+ + + + diff --git a/index.pck b/index.pck new file mode 100644 index 0000000..8a520c2 Binary files /dev/null and b/index.pck differ diff --git a/index.png b/index.png new file mode 100644 index 0000000..766b0b6 Binary files /dev/null and b/index.png differ diff --git a/index.service.worker.js b/index.service.worker.js new file mode 100644 index 0000000..963b5aa --- /dev/null +++ b/index.service.worker.js @@ -0,0 +1,106 @@ +// This service worker is required to expose an exported Godot project as a +// Progressive Web App. It provides an offline fallback page telling the user +// that they need an Internet connection to run the project if desired. +// Incrementing CACHE_VERSION will kick off the install event and force +// previously cached resources to be updated from the network. +const CACHE_VERSION = "1738447735|9543990"; +const CACHE_PREFIX = "TypeStrike-sw-cache-"; +const CACHE_NAME = CACHE_PREFIX + CACHE_VERSION; +const OFFLINE_URL = "index.offline.html"; +// Files that will be cached on load. +const CACHED_FILES = ["index.html","index.js","index.offline.html","index.icon.png","index.apple-touch-icon.png","index.worker.js","index.audio.worklet.js"]; +// Files that we might not want the user to preload, and will only be cached on first load. +const CACHABLE_FILES = ["index.wasm","index.pck","index.side.wasm"]; +const FULL_CACHE = CACHED_FILES.concat(CACHABLE_FILES); + +self.addEventListener("install", (event) => { + event.waitUntil(caches.open(CACHE_NAME).then(cache => cache.addAll(CACHED_FILES))); +}); + +self.addEventListener("activate", (event) => { + event.waitUntil(caches.keys().then( + function (keys) { + // Remove old caches. + return Promise.all(keys.filter(key => key.startsWith(CACHE_PREFIX) && key != CACHE_NAME).map(key => caches.delete(key))); + }).then(function() { + // Enable navigation preload if available. + return ("navigationPreload" in self.registration) ? self.registration.navigationPreload.enable() : Promise.resolve(); + }) + ); +}); + +async function fetchAndCache(event, cache, isCachable) { + // Use the preloaded response, if it's there + let response = await event.preloadResponse; + if (!response) { + // Or, go over network. + response = await self.fetch(event.request); + } + if (isCachable) { + // And update the cache + cache.put(event.request, response.clone()); + } + return response; +} + +self.addEventListener("fetch", (event) => { + const isNavigate = event.request.mode === "navigate"; + const url = event.request.url || ""; + const referrer = event.request.referrer || ""; + const base = referrer.slice(0, referrer.lastIndexOf("/") + 1); + const local = url.startsWith(base) ? url.replace(base, "") : ""; + const isCachable = FULL_CACHE.some(v => v === local) || (base === referrer && base.endsWith(CACHED_FILES[0])); + if (isNavigate || isCachable) { + event.respondWith(async function () { + // Try to use cache first + const cache = await caches.open(CACHE_NAME); + if (event.request.mode === "navigate") { + // Check if we have full cache during HTML page request. + const fullCache = await Promise.all(FULL_CACHE.map(name => cache.match(name))); + const missing = fullCache.some(v => v === undefined); + if (missing) { + try { + // Try network if some cached file is missing (so we can display offline page in case). + return await fetchAndCache(event, cache, isCachable); + } catch (e) { + // And return the hopefully always cached offline page in case of network failure. + console.error("Network error: ", e); + return await caches.match(OFFLINE_URL); + } + } + } + const cached = await cache.match(event.request); + if (cached) { + return cached; + } else { + // Try network if don't have it in cache. + return await fetchAndCache(event, cache, isCachable); + } + }()); + } +}); + +self.addEventListener("message", (event) => { + // No cross origin + if (event.origin != self.origin) { + return; + } + const id = event.source.id || ""; + const msg = event.data || ""; + // Ensure it's one of our clients. + self.clients.get(id).then(function (client) { + if (!client) { + return; // Not a valid client. + } + if (msg === "claim") { + self.skipWaiting().then(() => self.clients.claim()); + } else if (msg === "clear") { + caches.delete(CACHE_NAME); + } else if (msg === "update") { + self.skipWaiting().then(() => self.clients.claim()).then(() => self.clients.matchAll()).then(all => all.forEach(c => c.navigate(c.url))); + } else { + onClientMessage(event); + } + }); +}); + diff --git a/index.side.wasm b/index.side.wasm new file mode 100644 index 0000000..8d4721f Binary files /dev/null and b/index.side.wasm differ diff --git a/index.wasm b/index.wasm new file mode 100644 index 0000000..0589a44 Binary files /dev/null and b/index.wasm differ diff --git a/index.worker.js b/index.worker.js new file mode 100644 index 0000000..a8e5ee0 --- /dev/null +++ b/index.worker.js @@ -0,0 +1,160 @@ +/** + * @license + * Copyright 2015 The Emscripten Authors + * SPDX-License-Identifier: MIT + */ + +// Pthread Web Worker startup routine: +// This is the entry point file that is loaded first by each Web Worker +// that executes pthreads on the Emscripten application. + +'use strict'; + +var Module = {}; + +// Thread-local guard variable for one-time init of the JS state +var initializedJS = false; + +function assert(condition, text) { + if (!condition) abort('Assertion failed: ' + text); +} + +function threadPrintErr() { + var text = Array.prototype.slice.call(arguments).join(' '); + console.error(text); +} +function threadAlert() { + var text = Array.prototype.slice.call(arguments).join(' '); + postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()}); +} +// We don't need out() for now, but may need to add it if we want to use it +// here. Or, if this code all moves into the main JS, that problem will go +// away. (For now, adding it here increases code size for no benefit.) +var out = () => { throw 'out() is not defined in worker.js.'; } +var err = threadPrintErr; +self.alert = threadAlert; + +Module['instantiateWasm'] = (info, receiveInstance) => { + // Instantiate from the module posted from the main thread. + // We can just use sync instantiation in the worker. + var module = Module['wasmModule']; + // We don't need the module anymore; new threads will be spawned from the main thread. + Module['wasmModule'] = null; + var instance = new WebAssembly.Instance(module, info); + return receiveInstance(instance, module); +} + +// Turn unhandled rejected promises into errors so that the main thread will be +// notified about them. +self.onunhandledrejection = (e) => { + throw e.reason ?? e; +}; + +function handleMessage(e) { + try { + if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code. + + // Until we initialize the runtime, queue up any further incoming messages. + let messageQueue = []; + self.onmessage = (e) => messageQueue.push(e); + + // And add a callback for when the runtime is initialized. + self.startWorker = (instance) => { + Module = instance; + // Notify the main thread that this thread has loaded. + postMessage({ 'cmd': 'loaded' }); + // Process any messages that were queued before the thread was ready. + for (let msg of messageQueue) { + handleMessage(msg); + } + // Restore the real message handler. + self.onmessage = handleMessage; + }; + + // Module and memory were sent from main thread + Module['wasmModule'] = e.data.wasmModule; + + Module['dynamicLibraries'] = e.data.dynamicLibraries; + + // Use `const` here to ensure that the variable is scoped only to + // that iteration, allowing safe reference from a closure. + for (const handler of e.data.handlers) { + Module[handler] = function() { + postMessage({ cmd: 'callHandler', handler, args: [...arguments] }); + } + } + + Module['wasmMemory'] = e.data.wasmMemory; + + Module['buffer'] = Module['wasmMemory'].buffer; + + Module['workerID'] = e.data.workerID; + + Module['ENVIRONMENT_IS_PTHREAD'] = true; + + if (typeof e.data.urlOrBlob == 'string') { + importScripts(e.data.urlOrBlob); + } else { + var objectUrl = URL.createObjectURL(e.data.urlOrBlob); + importScripts(objectUrl); + URL.revokeObjectURL(objectUrl); + } + Godot(Module); + } else if (e.data.cmd === 'run') { + // Pass the thread address to wasm to store it for fast access. + Module['__emscripten_thread_init'](e.data.pthread_ptr, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0, /*canBlock=*/1); + + // Await mailbox notifications with `Atomics.waitAsync` so we can start + // using the fast `Atomics.notify` notification path. + Module['__emscripten_thread_mailbox_await'](e.data.pthread_ptr); + + assert(e.data.pthread_ptr); + // Also call inside JS module to set up the stack frame for this pthread in JS module scope + Module['establishStackSpace'](); + Module['PThread'].receiveObjectTransfer(e.data); + Module['PThread'].threadInitTLS(); + + if (!initializedJS) { + initializedJS = true; + } + + try { + Module['invokeEntryPoint'](e.data.start_routine, e.data.arg); + } catch(ex) { + if (ex != 'unwind') { + // The pthread "crashed". Do not call `_emscripten_thread_exit` (which + // would make this thread joinable). Instead, re-throw the exception + // and let the top level handler propagate it back to the main thread. + throw ex; + } + } + } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread. + if (Module['_pthread_self']()) { + Module['__emscripten_thread_exit'](-1); + } + } else if (e.data.target === 'setimmediate') { + // no-op + } else if (e.data.cmd === 'checkMailbox') { + if (initializedJS) { + Module['checkMailbox'](); + } + } else if (e.data.cmd) { + // The received message looks like something that should be handled by this message + // handler, (since there is a e.data.cmd field present), but is not one of the + // recognized commands: + err('worker.js received unknown command ' + e.data.cmd); + err(e.data); + } + } catch(ex) { + err('worker.js onmessage() captured an uncaught exception: ' + ex); + if (ex && ex.stack) err(ex.stack); + if (Module['__emscripten_thread_crashed']) { + Module['__emscripten_thread_crashed'](); + } + throw ex; + } +}; + +self.onmessage = handleMessage; + +